# Algebra, help + check please

104,559 results, page 91

### Please check answers)

Perform the indicated operations and simplify the result. Leave your answer in factored form. 1) x/16 - 1/x all over 1 + 4/x A) x+4/16 B) x-4/16 C) 16/x+4 D) 16/x-4 E) -16/x+4 I chose answer C. I saw this as x^2-16/ x+4. Multiply the following using the FOIL method. Express ...

### Algebra

I know what the answer is just not how to exopress it. Can someone help me please? State the domain of the function: f(x)(2+x)/(3-x) Now I know the domain is (-infinity,3) U (3, infinity)? (-infinity,3] U [3, infinity) ? How do I express it? do I use ] brackets or open at the ...

### Algebra

I know what the answer is just not how to exopress it. Can someone help me please? State the domain of the function: f(x)(2+x)/(3-x) Now I know the domain is (-infinity,3) U (3, infinity)? (-infinity,3] U [3, infinity) ? How do I express it? do I use ] brackets or open at the ...

### TO TEACHERS AND WRITEACHER

TO TEACHERS AND WRITEACHER HELLO, I AM NEW TO THIS WEBSITE. THIS IS MY SECOND DAY IN THIS WEBSITE. THERE IS A RIDDLE FORUM ON THIS WEBSITE. I POSTED A RIDDLE ON THE RIDDLE FORUM.BUT LATER WHEN I WENT TO CHECK IF SOMEONE ANSWERED MY RIDDLE IN THE RIDDLE FORUM MY NAME AND ...

### Algebra 1

a girl that was 4 and a half feet tall was standing next to a telephone pole. at one 'o clock, her shadow was 8 ft. long, and the pole's was (i think) 36 ft. long, how tall was the pole? this is from memory, since i forgot to bring the paper home. but i believe that is it. I ...

### Algebra

Well someone please help me with this problem!!!!!!!!!!!! From a base elevation of 8200ft. a mountain peak in colorado rises to a summit elevation of 14701ft.over a horizontal distance of 15838 ft. Find the grade of the peak. The grade of the peak is what percent? (Round to ...

### math,word problem(algebra)

The length of a piece of cloth is 8y m.Mr Lim cut 7 m from it to sew some cushion covers.Then,he cut 3y m to sew a curtain.The remaining material was cut into 4 equal pieces.How long was each piece in terms of y? please help me to complete this&thanks for advance

### Algebra 1

A community group orders 1,250 water bottles to donate to the runners in a marathon. If the probability of a water bottle being defective is 1.2%, predict how many of the water bottles are likely to be defective. Round your answer to the nearest whole number. a. 12 b. 15 c. ...

### Algebra

(I jut this in word form so someone would understand better but can someone please try helping me solve this. I only need help with this 1 problem.) Evaluate this pricewise function at x=-4 and x=4. f(x)={x^2, if x less than or equal to -4 {x^3, if -4 less than x less than or ...

### math ALGEBRA 1 PLEASE HELP!

You have $2.75 in dimes and quarters, and you have a total of 17 dimes and quarters. How many of each type of coin do you have?

### Algebra

1. Find the quotient: e^2-e-12/e-4 A. e+3/e-4 b. e^2+3 C. e-3 D. e+3 2. Find the quotient: (a^2+11a+30) / (a + 5) A. a+6 B. a^2 + 10a+25 C. a^2 + 11a + 25 D. a+6/a+5 3. Find the LCM for x^2+3x+2 and x^2 +5x+6. A. (x+1)(x+2)(x+3) B. x+1 C. x+3 D. (x+1)(x+3) Need help with these...

### Math (please check my answer!!)

1. Tri SVX is congruent to Tri UTX. Reason: Given. 2. Line SV is parallel to line TU. Reason: Given 3. Line SV is congruent to line TU. Reason: CPCTC 4. VUTS is a parallelogram. Reason: If a pair of opposite sides of a quadrilateral are parallel and congruent then it is a ...

### English

Could you please check these sentences,please? It's really urgent. I made some changes and I would like to know if they are correct. 1) The interior monologue has the following features. First, it is immediate since it lacks the conventional syntax and it is free from ...

### Spanish-7th grade-Please check

1.I have to correct this sentence- Mi amigo viene de el cine. I think I rewrite it as Mi amigo viene del cine. 2. Ella va a el centro comercial. I think I correct it this way: Ella va al centro commercial. 3. Ellos dorem. I correct it by writing it this way: Ellos duermen. 4....

### ONE math question! Check please, thank you!

6) 108 is 36% of what number? Write and solve a proportion to solve the problem. Step 1. First, I will write the proportion to find the missing value, which I will replace it with n. 108/n = 36/100 Step 2. Next, I will write the cross products. So, 36n = 108 x 100 = 10,800 ...

### algebra

Multiply and simplify. Assume that no radicands were formed by raising negative numbers to even powers. √6x3 √18x2 I have never been good at figuring this formula out with square roots and I am practicing for a test next week and I really want to graduate so if you...

### algebra

solve 4^-x=64 Please help -x log 4 = log 64 -x = log 64/log 4 = 3 x = -3

### Algebra

Please help!!!! (square root of x) + 3 = square root of (x+12)

### algebra 2

5*square root of 5-square root of 45. Help please?

### Calculus

We're learning disks, shells, and cylinders in school but we have a substitute and I've been trying to teach this to myself. Can you check them please? =) Thank you! 1) Find the volume of the solid formed when the region bounded by curves y=x^3 + 1, x= 1, and y=0 is rotated ...

### Calculus

We're learning disks, shells, and cylinders in school but we have a substitute and I've been trying to teach this to myself. Can you check them please? =) Thank you! 1) Find the volume of the solid formed when the region bounded by curves y=x^3 + 1, x= 1, and y=0 is rotated ...

### Psychology

Lorraine and Albert are discussing neurotransmitters, getting ready for an exam. Lorraine maintains that neuronal dendrites sort excitatory and inhibitory messages through a process of elimination dictated by reuptake activity. Albert, on the other hand, argues that inhibitory...

### English

Please check my work. Identify whether each sentence is complex, an exclamation, declarative, or interrogative. 1. Tim likes soup, so Mary bought tomatoes. Complex 2. Oh no! Exclamation 3. Do you want to play in the Garden? Interrogative 4. In the story, the author told how ...

### English

Please check my work. Identify whether each sentence is complex, an exclamation, declarative, or interrogative. 1. Tim likes soup, so Mary bought tomatoes. ----- Complex 2. Oh no! ----- Exclamation 3. Do you want to play in the Garden? ----- Interrogative 4. In the story, the ...

### Introduction to Graphic Design

Hello! Thanks for checking my question out! ____ 8. Which of the following is one of the ways in which graphic design has become safer through technology? (1 point) a) New technologies, such as computer equipment and smartphones, can be discarded easily in landfills. b) New ...

### Algebra

Write an equation for the translation so the graph has the given vertex. 1. y=-|x| vertex (-5,0) 2. y=2|x| vertex (-4,3) 3. y=-|x| vertex (p,q) I really have no idea how to even begin these, but I do know the answer to # 2 is y=2|x|+11 and #3 is y=-|x-p|+q Thanks in advance. ...

### ALGEBRA

Any one know of free sites where I can use a algebra calculator or download one?

### math 116

Should algebra be taught to everyone? Who should study algebra?

### pre-Algebra

Sorry, struggling through pre-Algebra .. :-( .. How do i figure out 5x = -20 ?

### Math

To Reiny: Hi, thank you for your time Reiny and your info. I am so sorry but on the first one I accidentally put 0 where I should have put =9. In other words, the first equation should have said (9n+1)squared =9. Really sorry to have taken up your time with the wrong equation...

### math help

can someone check and see if i did this right x+2y=8 x-x+2y=8-x 2y=8-x 2y/2=8/2-x y=4-x y=4-x/2 y=4-1/2x

### math

can someone check my answers if f(x)=4x-3 find f(-1) f(-1)=4*(-1)-3=-4-3= -7

### arithmetic

Hi can anyone help with fraction?? I want to check my answer: 1 1/2 x 1/4= 3/8 Thank you Ash

### Math check

Solve: 3x^2-11=0 Is the answer" +- sqrt 11/3?

### Math Check

Multiply 1)8t^2(t-t^2+7t^3) My Answer: 8t^3+-8t^4+56t

### Reiny

Can you check back at my last post again? Thanks.

### Math

3/4(5/x-1/2)-5/3<1/3 3/20x-8-15<1/3 Check this for me where didi I go wrong

### math

how do i find the product. Extimate to check or 0.5 x 28

### math

Can you check my work? (4+16)- 20+7= The answer is either 7 or -7?

### Math

Solve the equation and check your solution. Thank You 3/v= v/2v+9

### Check Calculus

What is the sum of 3 forces in equilibrium? Is it F3 = - (F1 + F2) or 0?

### Check Calculus

What is the sum of 3 forces in equilibrium? Is it F3 = - (F1 + F2) or 0?

### math

how do i write $3,337.55 on a check in words on?

### Pys. Science(check answer)

.263degrees C

### science

Okay, I will check back later. Thank You Ms. Sue!!

### math- check me

Solve the inequality for x. 16 <= 4x+4 I get x>=3 Is that right?

### Math

Divide and Check 4x^4y-8x^6y^2+12x^8y^6 _______________________ 4x^4y

### math's

how do you check a Pascal's triangle with a calculator.

### statistics

Why should we check if your data is binomial?

### Math.

Can u check these: 56% of 144 = 80.64 81% Of 63. = 51.03 43% of 92. = 39.56 3%. Of 200 = 6 17%. Of 360 = 61.2 22% of 84 = 18.48

### precalcus will someone check my homework

f(3)=-3/8 and (f-2)=-12 MY SOLUTION F(-2)=ab^-2 = -12 F( 3)=ab^ 3 = -3/8 b^5 = 12 * 3/8 = 32 b=2 12 = a(2)^2 12 = 4a a =3 f(x)=3(2)^x

### math12

solve. check for extraneous roots.3^2x-4(3)^x+3=0

### alg2

solve for 10/x^2-2x + 4/x = 5/x-2 3x/x+1 + 6/2x = 7/x 8(x-1)/x^2-4 = 4/x-2 check for any extraneous solutions! thanks!

### bus101

exam number500600 to check on the answers what are they?

### Alg1 / 2

solve the equation & check your solution

### math

how can you check that the sum of 125+38+75 is 238

### MS Sue

can you plz check my english answers

### math

Solve the equation and check your solution 2/5+1/y-5=y-7/5y-25.

### alg 2 check?

(4x+y)^2 answer:16x^2+y^2 is this correct?

### Math

Solve and check each equation 1a. 12n=36 n=3 1b. n-5=8 n=13

### english

i need help with chapter 10 and 11 sentence check 2

### Math (check answer)

find [7] A.1/7 B.-7 C.7 D.0 i pick 7.

### math

find the quotient then check your answer 3/14.1

### English

I need help on sentence check 2 chapter13

### math

how can we check that 46/100 is equal to about 39/85?

### Math

Solve and check. ( 3 marks) (5)/(x-1)+(2)/(x+1)=-6 I need the help!

### Calculus check revised.

y=-1/sqrt(x^2+1) , then dy/dx= A. x/(x^2+1)^1/2 B. x/(x^2+1)^3/2 C. -x/(x^2+1)^1/2 D. -x/(x^2+1)^3/2 E. x/(x^2+1) I got B.

### Calculus check

If f(5)=3 and f'(5)=-2, find the derivative of x^2f(x) at x=5. A. 0 B. -18 C. -12 D. -20 E. -80 I got D

### Calculus check

The limit as x approaches 1 (x^3-1)/(x^2-1) is I got 3/2

### Math Check

Is the following statement true: (x^4+6x^2+9)=x^2+3

### Math

x^-5 * x^7= x^5 can someone explain why and check if it is correct

### Math

Can you check these? .04 is 1/8% of what number? 32 What percent of 1/8 is 3 1/2? 2800%

### Mathematics

Which equation has (2,-1) as a solution. Y=2x - 1•• Y=x + 3 Y=x - 3 Y=-2x+1 Check my answer

### Mathematics

Find the slope of (2,3) and (-2,1) -2 2 -1/2•• 1/2 Check my answer

### English

I need help for final check: chapter 16

### Math check

What is 6 5/6 - 5 1/2 This is my answer:1 2/6 or simple form: 1 1/6

### Math (Check answers)

what is the value of -3x(7+(-3)^2)divided by 3? 13*** -2 -16 -48

### Math(check answers)

Find the LCD of 3/5 and 1/6 a.5 b.6** c.11 d.30

### english essay, please proof read

I have to write an essay on the chloera of haiti. For my intro, I have to write explain the subject and why it's important. I haven't written why it's important yet, but I described my subject. Can you please check to see if it's okay. Also, my essay only has to be 250-500 ...

### Algebra 2 ..

Solve the equation by completing the square. x^2-2=9x My answer: x=9/2+or- the sqrt. of 22.25 (but when I checked my answer the actual answer was x=9+or - the sqrt. of 89 and then all over 2) Please explain why my answer is different from the actual answer.

### Please Check My Math Work2

3. You are sliding a big cabinet down a truck ramp for a customer. You must maintain control of the cabinet because it is very heavy. There are 2 ramps in the building. The equation of ramp 1 is y = 2x + 7 and the equation of ramp 2 is y = 3 x + 7. Which is the safest ramp to ...

### Grade 12 Chem - please check answer

The four possible unknown chemicals are: Cu(s), Ca(OH)2(s), KNO3(aq) and C6H12O6(aq). a) colorless solutions, high electrical conductivity, no change on litmus paper b)white crystals, no electrical conductivity, red to blue on litmus c) shiny brown wire, high electrical ...

### math 106

In this question we will check if a discount is actually a discount. Say you are to borrow $100 for a year at a simple interest rate of 10%. Determine the discount D and the proceeds P for this loan. Next take another look at the situation. You take away P dollars and at the ...

### physics..please help?

At rest, a car’s horn sound at the note A(440Hz) The horn is sounded while the car is moving down the street. A bicyclist moving the same direction with one third the car’s speed hears a frequency of 415 Hz. What is the speed of the car? Is the cyclist adead of or behind ...

### AP US History

Was the War of 1812 defensive or aggressive on America's part? I feel like it was aggressive because we attacked first, but maybe it was defensive because we were defending ourselves against impressment. Someone please clarify this for me, thanks. You're right! :-) Both points...

### History

Could someone please find me a website that has great information on Business enterprise in America so I can make a timeline on it. Specific dates that I need are 1906, 1913, 1914 , 1930, 1939. I would greatly appreciate it. This site seems to have the most information. http...

### Science(check answers)

I printed out a summer activite to test my skill on science and i found some that i stumbled upon and couldn't figuire out so help? If im wrong then please correct me. 2.A 3.B 4.B 5.A 6.B 2.Giraffes have long necks that allow them to eat leaves in trees. What is this an ...

### English

Can you please check these sentences grammatically? Thank you very much 1) Kurtz was torn between his desire to bring the light of white civilization to Africa and his boundless will-to-power and inordinate pride. 2) In the end, however, Kurtz had the courage to look into ...

### Spanish

I had to write sentencesabout an ache in a certain body part with indirect pronoun . There were pictures provided and the first part of the sentence like "A mi amigo" and we had to fill in the restCould you check, please 1. pain in head A nosotros nos duele la cabeza. 2.pain ...

### Metaphors

Find a metaphor --------------------------------------- DREAMS Hold fast to dreams, For if dreams die, Life is a broken-winged bird That cannot fly. Hold fast to dreams, For when dreams go, Life is a barren field Frozen with snow. -Langston Hughes !. What is the first meaphor ...

### Math Algebra

How can I solve this problem? A circle has diameter [AB]. The centre of the circle is (1,3), and B has coordinates (4,-1). # Find the coordinates of A. # Find the length of the diameter. HELP ME PLEASE

### Algebra

Can you please help me with this problem? (8X2^Y0^Z6^)2^ + 3X2^ + z12^ + 5Y0^z12^ 64X4^Y2^Z8^ + 3X2^ + Z12^ + 5Y0^Z12^ 67X6^ + 5Y2^ + Z32^

### science

Studies conducted in England during the industrial revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely explanation for this difference in height is a difference in A) nutrition b) family size...

### Physics

Can you please explain further because I don't understand? Two parallel slits are illuminated by light composed of two wavelengths, one of which is 645 nm. On a viewing screen, the light whose wavelength is known produces its fifth dark fringe at the same place where the light...

### algebra ll

if wrong corrcet and show work please.use two ordered pairs to write a prediction equation. then use your prediction equation to predict the number of comic books sold when the price is $4.50. my answer is y equals 28 minus 27 equals 1

### pre-algebra

a field 480,000 m^2 is 160 m wide. What length of fencing is needed to enclose it? i thought you would just have to do A=lw 480,000= l(160) l= 3000 but the answer is wrong. the correct answer is in the six thousands. please help

### Algebra

Please help… I am totally lost Evaluate the exponential equation for three values of x greater than -4, three values of x smaller than -4, and at x = -4. Show your work. Use the resulting ordered pairs to plot the graph. State the equation of the line asymptotic to the graph...

### ALGEBRA

Suppose that you want to purchase a home for $450,000 with a 30 year mortgage at 6% interest. Suppose that you can put 40% down. Assume that the monthly cost to finance $1,000 is $6.00. What is the total amount of interest paid on the 30 year loan? I need help.Steps please.

### algebra

The table shows the amount of milk that wisconsin dairy farms produced from 1939 to 1962 which linear model best fits this data? year milk produced(in billions of lbs 1939 12 1962 15 2005 21 can someone please help